Grand Challenge

A platform for end-to-end development of machine learning solutions in biomedical imaging.

119,000+ users
394  challenges
6,342  algorithms
RARE25 logo
RARE25
Accepting submissions
180 264 Sept. 27, 2025
SurgVU25 logo
Surgical Visual Understanding
Accepting submissions
87 142 2025
CHIMERA logo
CHIMERA
Accepting submissions
246 273 2025
UNICORN logo
UNICORN
Accepting submissions
271 816 2024
DataScientX (N. Debs, A. Routier, et al.; France) algorithm trained on PI-CAI: Private and Public Training Dataset Logo
DataScientX (N. Debs, A. Routier, et al.; France) algorithm trained on PI-CAI: Private and Public Training Dataset
Deep learning to estimate pulmonary nodule malignancy risk using a current and a prior CT image Logo
Deep learning to estimate pulmonary nodule malignancy risk using a current and a prior CT image
Pancreatic Ductal Adenocarcinoma Detection in CT Logo
Pancreatic Ductal Adenocarcinoma Detection in CT
Lung nodule detection for routine clinical CT scans Logo
Lung nodule detection for routine clinical CT scans

Features

Manage Your Data

  • Upload medical imaging data easily and securely
  • Control who has access to the data
  • View data with our globally available browser-based workstations
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Train Expert Annotators

  • Create sets of questions that users must answer about a dataset
  • Invite clinical experts take part in the training
  • Deliver immediate feedback on performance
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Gather Annotations

  • Create your own set of questions for your dataset
  • Customise the hanging protocols and overlays
  • Use our intuitive workstations to view and report the images
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Benchmark Algorithms

  • Manage your annotated training, test and validation data sets
  • Gather machine learning solutions for your clinical question
  • Fair assessment of algorithm performance
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Deploy Your Algorithms

  • Upload algorithm container images
  • Manage access for clinical and non-clinical researchers
  • Upload data for execution by your algorithm on our infrastructure
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